An ecological imbalance in a lake can usually be attributed to increased nutrient inputs. The result: increased phytoplankton growth, oxygen deficiency, toxic cyanobacterial blooms and fish kills.

Nitrogen is the key macro-nutrient that will always need re-supplementation in the soil. Plants actively deplete this nutrient during the growing season as they produce chlorophyll and photosynthesize ...

Chlorophyll plays a pivotal role in photosynthesis, which is why plants have evolved to have high chlorophyll levels in their leaves. However, making this pigment is expensive because plants invest a ...